1 ; REQUIRES: asserts 2 ; RUN: llc < %s -O1 -mtriple=x86_64-unknown-unknown -o /dev/null -debug-only=selectiondag 2>&1 | FileCheck %s 3 4 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 5 target triple = "x86_64-apple-macosx10.13.0" 6 7 define i32 @main(i32 %argc, i8** %argv) !dbg !8 { 8 entry: 9 %retval = alloca i32, align 4 10 %argc.addr = alloca i32, align 4 11 %argv.addr = alloca i8**, align 8 12 store i32 0, i32* %retval, align 4 13 store i32 %argc, i32* %argc.addr, align 4 14 call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !16, metadata !DIExpression()), !dbg !17 15 store i8** %argv, i8*** %argv.addr, align 8 16 call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !18, metadata !DIExpression()), !dbg !19 17 %0 = load i8**, i8*** %argv.addr, align 8, !dbg !20 18 %1 = load i32, i32* %argc.addr, align 4, !dbg !21 19 %idxprom = sext i32 %1 to i64, !dbg !20 20 %arrayidx = getelementptr inbounds i8*, i8** %0, i64 %idxprom, !dbg !20 21 %2 = load i8*, i8** %arrayidx, align 8, !dbg !20 22 %arrayidx1 = getelementptr inbounds i8, i8* %2, i64 0, !dbg !20 23 %3 = load i8, i8* %arrayidx1, align 1, !dbg !20 24 %conv = sext i8 %3 to i32, !dbg !20 25 26 ; CHECK: X86ISD::RET_FLAG {{.*}}, TargetConstant:i32<0>, Register:i32 $eax, {{.*}}, <stdin>:2:3 27 ret i32 %conv, !dbg !22 28 } 29 30 declare void @llvm.dbg.declare(metadata, metadata, metadata) 31 32 !llvm.dbg.cu = !{!0} 33 !llvm.module.flags = !{!3, !4, !5, !6} 34 !llvm.ident = !{!7} 35 36 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 7.0.0 (trunk 330296) (llvm/trunk 330298)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 37 !1 = !DIFile(filename: "-", directory: "/Users/vsk/src/builds/llvm.org-master-RA") 38 !2 = !{} 39 !3 = !{i32 2, !"Dwarf Version", i32 4} 40 !4 = !{i32 2, !"Debug Info Version", i32 3} 41 !5 = !{i32 1, !"wchar_size", i32 4} 42 !6 = !{i32 7, !"PIC Level", i32 2} 43 !7 = !{!"clang version 7.0.0 (trunk 330296) (llvm/trunk 330298)"} 44 !8 = distinct !DISubprogram(name: "main", scope: !9, file: !9, line: 1, type: !10, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) 45 !9 = !DIFile(filename: "<stdin>", directory: "/Users/vsk/src/builds/llvm.org-master-RA") 46 !10 = !DISubroutineType(types: !11) 47 !11 = !{!12, !12, !13} 48 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 49 !13 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !14, size: 64) 50 !14 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !15, size: 64) 51 !15 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char) 52 !16 = !DILocalVariable(name: "argc", arg: 1, scope: !8, file: !9, line: 1, type: !12) 53 !17 = !DILocation(line: 1, column: 14, scope: !8) 54 !18 = !DILocalVariable(name: "argv", arg: 2, scope: !8, file: !9, line: 1, type: !13) 55 !19 = !DILocation(line: 1, column: 27, scope: !8) 56 !20 = !DILocation(line: 2, column: 10, scope: !8) 57 !21 = !DILocation(line: 2, column: 15, scope: !8) 58 !22 = !DILocation(line: 2, column: 3, scope: !8) 59
